int needlog; /* need to log block header */
int needscan; /* need to rescan bestfree */
xfs_trans_t *tp; /* transaction pointer */
- struct xfs_dir2_data_free *bf;
+ struct xfs_dir2_data_free *bf;
trace_xfs_dir2_block_to_leaf(args);
ASSERT(lbp != NULL);
leaf = lbp->b_addr;
hdr = dbp->b_addr;
- xfs_dir2_data_check(dp, dbp);
+ xfs_dir3_data_check(dp, dbp);
btp = xfs_dir2_block_tail_p(mp, hdr);
blp = xfs_dir2_block_leaf_p(btp);
bf = xfs_dir3_data_bestfree_p(hdr);
/*
* Fix up the block header, make it a data block.
*/
- dbp->b_ops = &xfs_dir2_data_buf_ops;
- hdr->magic = cpu_to_be32(XFS_DIR2_DATA_MAGIC);
+ dbp->b_ops = &xfs_dir3_data_buf_ops;
+ if (hdr->magic == cpu_to_be32(XFS_DIR2_BLOCK_MAGIC))
+ hdr->magic = cpu_to_be32(XFS_DIR2_DATA_MAGIC);
+ else
+ hdr->magic = cpu_to_be32(XFS_DIR3_DATA_MAGIC);
+
if (needscan)
xfs_dir2_data_freescan(mp, hdr, &needlog);
/*
if (needlog)
xfs_dir2_data_log_header(tp, dbp);
xfs_dir2_leaf_check(dp, lbp);
- xfs_dir2_data_check(dp, dbp);
+ xfs_dir3_data_check(dp, dbp);
xfs_dir2_leaf_log_bests(tp, lbp, 0, 0);
return 0;
}
__be16 *tagp; /* end of data entry */
xfs_trans_t *tp; /* transaction pointer */
xfs_dir2_db_t use_block; /* data block number */
+ struct xfs_dir2_data_free *bf; /* bestfree table */
trace_xfs_dir2_leaf_addname(args);
else
xfs_dir2_leaf_log_bests(tp, lbp, use_block, use_block);
hdr = dbp->b_addr;
- bestsp[use_block] = hdr->bestfree[0].length;
+ bf = xfs_dir3_data_bestfree_p(hdr);
+ bestsp[use_block] = bf[0].length;
grown = 1;
} else {
/*
* Already had space in some data block.
* Just read that one in.
*/
- error = xfs_dir2_data_read(tp, dp,
+ error = xfs_dir3_data_read(tp, dp,
xfs_dir2_db_to_da(mp, use_block),
-1, &dbp);
if (error) {
return error;
}
hdr = dbp->b_addr;
+ bf = xfs_dir3_data_bestfree_p(hdr);
grown = 0;
}
/*
* Point to the biggest freespace in our data block.
*/
dup = (xfs_dir2_data_unused_t *)
- ((char *)hdr + be16_to_cpu(hdr->bestfree[0].offset));
+ ((char *)hdr + be16_to_cpu(bf[0].offset));
ASSERT(be16_to_cpu(dup->length) >= length);
needscan = needlog = 0;
/*
* If the bests table needs to be changed, do it.
* Log the change unless we've already done that.
*/
- if (be16_to_cpu(bestsp[use_block]) != be16_to_cpu(hdr->bestfree[0].length)) {
- bestsp[use_block] = hdr->bestfree[0].length;
+ if (be16_to_cpu(bestsp[use_block]) != be16_to_cpu(bf[0].length)) {
+ bestsp[use_block] = bf[0].length;
if (!grown)
xfs_dir2_leaf_log_bests(tp, lbp, use_block, use_block);
}
xfs_dir2_leaf_log_header(tp, lbp);
xfs_dir2_leaf_log_ents(tp, lbp, lfloglow, lfloghigh);
xfs_dir2_leaf_check(dp, lbp);
- xfs_dir2_data_check(dp, dbp);
+ xfs_dir3_data_check(dp, dbp);
return 0;
}
* Read the directory block starting at the first mapping.
*/
mip->curdb = xfs_dir2_da_to_db(mp, map->br_startoff);
- error = xfs_dir2_data_read(NULL, dp, map->br_startoff,
+ error = xfs_dir3_data_read(NULL, dp, map->br_startoff,
map->br_blockcount >= mp->m_dirblkfsbs ?
XFS_FSB_TO_DADDR(mp, map->br_startblock) : -1, &bp);
*/
if (i > mip->ra_current &&
map[mip->ra_index].br_blockcount >= mp->m_dirblkfsbs) {
- xfs_dir2_data_readahead(NULL, dp,
+ xfs_dir3_data_readahead(NULL, dp,
map[mip->ra_index].br_startoff + mip->ra_offset,
XFS_FSB_TO_DADDR(mp,
map[mip->ra_index].br_startblock +
* use our mapping, but this is a very rare case.
*/
else if (i > mip->ra_current) {
- xfs_dir2_data_readahead(NULL, dp,
+ xfs_dir3_data_readahead(NULL, dp,
map[mip->ra_index].br_startoff +
mip->ra_offset, -1);
mip->ra_current = i;
ASSERT(xfs_dir2_byte_to_db(mp, curoff) ==
map_info->curdb);
hdr = bp->b_addr;
- xfs_dir2_data_check(dp, bp);
+ xfs_dir3_data_check(dp, bp);
/*
* Find our position in the block.
*/
- ptr = (char *)(hdr + 1);
+ ptr = (char *)xfs_dir3_data_entry_p(hdr);
byteoff = xfs_dir2_byte_to_off(mp, curoff);
/*
* Skip past the header.
*/
if (byteoff == 0)
- curoff += (uint)sizeof(*hdr);
+ curoff += xfs_dir3_data_entry_offset(hdr);
/*
* Skip past entries until we reach our offset.
*/
if (newdb != curdb) {
if (dbp)
xfs_trans_brelse(tp, dbp);
- error = xfs_dir2_data_read(tp, dp,
+ error = xfs_dir3_data_read(tp, dp,
xfs_dir2_db_to_da(mp, newdb),
-1, &dbp);
if (error) {
ASSERT(cidb != -1);
if (cidb != curdb) {
xfs_trans_brelse(tp, dbp);
- error = xfs_dir2_data_read(tp, dp,
+ error = xfs_dir3_data_read(tp, dp,
xfs_dir2_db_to_da(mp, cidb),
-1, &dbp);
if (error) {
int needscan; /* need to rescan data frees */
xfs_dir2_data_off_t oldbest; /* old value of best free */
xfs_trans_t *tp; /* transaction pointer */
+ struct xfs_dir2_data_free *bf; /* bestfree table */
trace_xfs_dir2_leaf_removename(args);
mp = dp->i_mount;
leaf = lbp->b_addr;
hdr = dbp->b_addr;
- xfs_dir2_data_check(dp, dbp);
+ bf = xfs_dir3_data_bestfree_p(hdr);
+ xfs_dir3_data_check(dp, dbp);
/*
* Point to the leaf entry, use that to point to the data entry.
*/
dep = (xfs_dir2_data_entry_t *)
((char *)hdr + xfs_dir2_dataptr_to_off(mp, be32_to_cpu(lep->address)));
needscan = needlog = 0;
- oldbest = be16_to_cpu(hdr->bestfree[0].length);
+ oldbest = be16_to_cpu(bf[0].length);
ltp = xfs_dir2_leaf_tail_p(mp, leaf);
bestsp = xfs_dir2_leaf_bests_p(ltp);
ASSERT(be16_to_cpu(bestsp[db]) == oldbest);
* If the longest freespace in the data block has changed,
* put the new value in the bests table and log that.
*/
- if (be16_to_cpu(hdr->bestfree[0].length) != oldbest) {
- bestsp[db] = hdr->bestfree[0].length;
+ if (be16_to_cpu(bf[0].length) != oldbest) {
+ bestsp[db] = bf[0].length;
xfs_dir2_leaf_log_bests(tp, lbp, db, db);
}
- xfs_dir2_data_check(dp, dbp);
+ xfs_dir3_data_check(dp, dbp);
/*
* If the data block is now empty then get rid of the data block.
*/
- if (be16_to_cpu(hdr->bestfree[0].length) ==
- mp->m_dirblksize - (uint)sizeof(*hdr)) {
+ if (be16_to_cpu(bf[0].length) ==
+ mp->m_dirblksize - xfs_dir3_data_entry_offset(hdr)) {
ASSERT(db != mp->m_dirdatablk);
if ((error = xfs_dir2_shrink_inode(args, db, dbp))) {
/*
/*
* Read the offending data block. We need its buffer.
*/
- error = xfs_dir2_data_read(tp, dp, xfs_dir2_db_to_da(mp, db), -1, &dbp);
+ error = xfs_dir3_data_read(tp, dp, xfs_dir2_db_to_da(mp, db), -1, &dbp);
if (error)
return error;
#ifdef DEBUG
{
struct xfs_dir2_data_hdr *hdr = dbp->b_addr;
+ struct xfs_dir2_data_free *bf = xfs_dir3_data_bestfree_p(hdr);
- ASSERT(hdr->magic == cpu_to_be32(XFS_DIR2_DATA_MAGIC));
- ASSERT(be16_to_cpu(hdr->bestfree[0].length) ==
- mp->m_dirblksize - (uint)sizeof(*hdr));
+ ASSERT(hdr->magic == cpu_to_be32(XFS_DIR2_DATA_MAGIC) ||
+ hdr->magic == cpu_to_be32(XFS_DIR3_DATA_MAGIC));
+ ASSERT(be16_to_cpu(bf[0].length) ==
+ mp->m_dirblksize - xfs_dir3_data_entry_offset(hdr));
ASSERT(db == be32_to_cpu(ltp->bestcount) - 1);
}
#endif